M20 Carbon Steel Flat Washer 20pcs 21x36.5x2.8mm Grade 8.8 Alloy Steel Fasteners Tooth Lock Washers the ends are laser cut

the ends are laser cut and then they are ultrasonically cleaned

Size: 133mm x 73mm/5

Tack nails have unlimited uses around home

Package Content: 10 x Toggle Latch Catch with Keys

Body Size: 105 x 48mm/4

M20 Carbon Steel Flat Washer 20pcs 21x36.5x2.8mm Grade 8.8 Alloy Steel Fasteners Tooth Lock Washers the ends are laser cutMade of black oxidized carbon steel, which has the characteristics of good cutting performance, high hardness, good toughness and wear resistance after quenching and tempering treatment. The flat washer is commonly used to distribute loads of threaded bolts, screws, and nuts evenly as the fastener is tightened. Intended for general use under the head of a bolt or nut across the area of the support in order to provide a smooth surface and prevent pull